Depends on personal taste. Of all partners involved. If everyone is cool with it, or even likes it, go ahead. But if one isn't that into having the other(s) know what he likes when, how and why, he should have a right to privacy.
In our case, we don't share details. Mainly because I and Lin are uncomfortable with it. Sward wouldn't mind, maybe even like it, but he doesn't insist on something that is unpleasant for the rest of us.
Facts: 30, female, bi, v-type relationship with Sward (husband, straight, mono) and Lin (boyfriend, straight, mono), poly-fi and co-primary.